Apple Blossom Lane

  • Description: Overview:

Three Habitat homes were built at this site. One of the homes became the NREL 25th Anniversary energy demonstration home. This home was rated a 95 by E-Star Colorado. The other two homes on the site received ratings of 88.

Key Partners:

Habitat Metro Denver

Energy Efficiency Measures:

1.8 kW PV system, solar water heater, high efficiency boiler feeding a radiant wall system, sprayed in place foam insulation

Other Features:

* End Type: No Regional Office: Denver Submitted: No Approved: Yes Modified: 2003-10-31 * Visit: No

Specification 2184

  • Percent Energy Savings: 42
  • Submitted: No
  • Approved: Yes
  • Editor: Bob Hendron
  • Modified: 2004-05-05 00:00:00
  • Floor Plan: NREL 25th Anniversary House
  • Style: 9
  • House Type: Prototype/Research House (G2)
  • Number of Stories: 1.0
  • Number of Bedrooms: 3
  • Floor Area: 1100.0
  • Roof Framing: Vented attic - truss framing
  • Roof Insulation: Other
  • Roof R Value: 38.0
  • Roof Radiant: No
  • Roof Upgrades: Sprayed in place icynene insulation, increased ventilation
  • Wall Framing: Wood - 2x6 - 24 in o.c. (Advanced Framing)
  • Wall Insulation: Other
  • Wall R Value: 19.0
  • Wall Sheathing: Polysocyanurate
  • Wall Sheathing R Value: 3.0
  • Wall Radiant: No
  • Wall Upgrades: Sprayed in place icynene insulation
  • Foundation Type: Vented crawlspace
  • Foundation Insulation: Rigid foam
  • Foundation R Value: 10.0
  • Window Glazing: Double pane - low-e
  • Space Heating Type: Other
  • Space Heating Combustion: Sealed combustion
  • Space Heating Location: Crawl space
  • Space Heating Energy Proto: 38.0
  • Space Heating Energy: 62.0
  • Space Heating Fuel: Gas
  • Space Heating Upgrades: High efficiency boiler feeding a radiant wall system
  • Lighting Energy: 18.0
  • Lighting Energy Proto: 7.0
  • Light Appliance: 45.0
  • Light Appliance Proto: 39.0
  • Renewable Energy Offset: 29.0
  • Cooling Type: None
  • Cooling Energy Proto: 2.0
  • Cooling Energy: 5.0
  • Duct Type: Other
  • Air Tight Upgrades: Sprayed in place insulation
  • Vent Type: Controlled exhaust
  • Vent Control: Continuous (24 hrs/day)
  • Hot Water Type: Solar assisted
  • Hot Water Combustion: Sealed combustion
  • Hot Water Location: Crawl space
  • Hot Water Energy Proto: 7.0
  • Hot Water Energy: 29.0
  • Hot Water Fuel: Natural Gas
  • Other Awards: E-Star Colorado New Millennium Builder Award
  • Total Energy Use: 159.0
  • Total Energy Use Proto: 93.0
  • Percent Energy Savings: 42.0
  • Percent Site Energy: 18.0
  • Total Energy Savings: 60.0

Data and Resources

Additional Info

Field Value
Author Nancy Wells
Maintainer Nancy Wells
Last Updated September 16, 2016, 21:23 (Etc/UTC)
Created September 16, 2016, 21:23 (Etc/UTC)
Construction Type New Construction
Evaluation Level Test House
Climate Cold
City Westminster
State CO
Zip Code 99999
Phase Before 2010
Project Start Date 2002-02-01
Project Estimated End Date 2002-08-01
Project Actual End Date 2002-08-01
Completed House Count 1
Expected House Count 1
Energy Savings Percentage 42
Average Estimated Annual Source Energy (MMBtu) 1
Average Conditioned Floor Area (sqft) 1

Dataset extent

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